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fix futures aliasing mutable and shared ref

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This commit is contained in:
Ralf Jung 2018-11-28 19:29:03 +01:00
parent b68fc18c45
commit 46a683111d
1 changed files with 2 additions and 2 deletions
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4
src/libstd/future.rs
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@ -95,10 +95,10 @@ where
});
let _reset_waker = SetOnDrop(waker_ptr);
let mut waker_ptr = waker_ptr.expect(
let waker_ptr = waker_ptr.expect(
"TLS LocalWaker not set. This is a rustc bug. \
Please file an issue on https://github.com/rust-lang/rust.");
unsafe { f(waker_ptr.as_mut()) }
unsafe { f(waker_ptr.as_ref()) }
}
#[unstable(feature = "gen_future", issue = "50547")]